Răspuns :
Răspuns:
Salutare!
(36:a+63:9):2=8
(36:a+63:9)=8×2
(36:a+63:9)=16
(36:a+7)=16
36:a=16-7
36:a=9
a=36:9
a=4
Verificare:
(36:4+63:9):2=(9+7):2=16:2=8
Baftă!
Răspuns:
Salutare!
(36:a+63:9):2=8
(36:a+63:9)=8×2
(36:a+63:9)=16
(36:a+7)=16
36:a=16-7
36:a=9
a=36:9
a=4
Verificare:
(36:4+63:9):2=(9+7):2=16:2=8
Baftă!